1.6" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Otodus Shark the ammonite shell played vital

the ammonite shell played vital roles in protection and flotation

or succulents

an example of convergent evolution—where unrelated animals independently evolve similar traits

with nests containing many eggs

whose name means “near the highest lizard

1.6" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Otodus Shark the ammonite shell played vitalLocation: Osgood Shale, Napoleon, Indiana Weight: 2. 1 Ounces Dimensions: 2. 5 Inches Tall, 1. 2 Inches Wide, 0. 9 Inches Thick (Matrix) Crinoid Dimensions are: 1. 6 Inches Tall, 0. 8 Inches Wide The Item Pictured is the one you will receive. Holocystites Sp Silurian in age (420 million years old) Holocystites is an extinct genus of echinoderms belonging to the class Cystoidea and sub phylum Blastozoa. These organisms thrived during the Paleozoic Era,